Proficiency testing catalogue
| Name | Planned shipping method | Start Date | ||
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Dried fruits
Parameters (quantitative): sulphur dioxide (SO2) [mg/kg], moisture content [g/100 g], total fat [g/100 g], glucose (anhydrous) 1 [g/100 g], fructose (anhydrous) 1 [g/100 g], sucrose (anhydrous) 1 [g/100 g], total sugar (anhydrous) 1 [g/100 g], fibre 1 [g/100 g] Article Number: 2010386 Category: chemical-physical testing food and feed fruit & vegetables products Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation. |
 Frozen shipping
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December 2026 | Add to cart | |
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Dried fruits
Article Number: 2010386 |
December 2027 | Add to cart | ||
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Drinking water - 1,2,4-triazole
Parameters (quantitative): 1,2,4-triazole (CAS 288-88-0) [µg/l] Article Number: 2011380 Category: chemical-physical testing Environmental analytics drinking water Accreditation: This proficiency test is not included in the scope of the accreditation. New proficiency testing |
 Refrigerated shipping
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November 2026 | Add to cart | |
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Drinking water - 1,2,4-triazole
Article Number: 2011380 |
November 2027 | Add to cart | ||
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Drinking water - contaminants
Parameters (quantitative): bisphenol A (CAS 80-05-7) [µg/l], epichlorhydrin (CAS 106-89-8) [µg/l], acrylamide (CAS 79-06-1) [µg/l] Article Number: 2011381 Category: chemical-physical testing Environmental analytics drinking water Accreditation: This proficiency test is not included in the scope of the accreditation. New proficiency testing |
Refrigerated shipping
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November 2026 | Add to cart | |
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Drinking water - contaminants
Article Number: 2011381 |
November 2027 | Add to cart | ||
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Drinking water - pH, conductivity (ISO 10523, ISO 7888)
Parameters (quantitative): pH value [-], electrical conductivity [mS/m] Article Number: 2011379 Category: chemical-physical testing Environmental analytics drinking water Accreditation: This proficiency test is not included in the scope of the accreditation. New proficiency testing |
 Shipping at room temperature
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December 2026 | Add to cart | |
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Drinking water - pH, conductivity (ISO 10523, ISO 7888)
Article Number: 2011379 |
December 2027 | Add to cart | ||
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Dry bulk density of hardened mortar EN 1015-10
Parameters (quantitative): dry bulk density [kg/m3] Article Number: 2010276 Category: chemical-physical testing material testing mortar for masonry Accreditation: This proficiency test is within the scope of the A2LA accreditation. |
Shipping at room temperature
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December 2026 | Add to cart | |
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Dry bulk density of hardened mortar EN 1015-10
Article Number: 2010276 |
December 2027 | Add to cart | ||
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Dry potato product
Parameters (quantitative): moisture content [g/100 g], total fat [g/100 g], saturated fatty acids [g/100 g], crude protein (N x 6,25) [g/100 g], ash [g/100 g], carbohydrates [g/100 g], starch [g/100 g], sucrose (anhydrous) [g/100 g], fibre [g/100 g], sodium (Na) [g/100 g] Article Number: 2010388 Category: chemical-physical testing food and feed fruit & vegetables products Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation. |
Shipping at room temperature
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December 2026 | Add to cart | |
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Dry potato product
Article Number: 2010388 |
December 2027 | Add to cart | ||
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DSC-Analysis - glass transition temperature ISO 11357-2 (rubber)
Parameters (quantitative): Onset temperature (Tei,g) [°C], Midpoint temperature (T1/2,g) [°C], Point of inflection temperature (Ti,g) [°C], Glass transition temperature (Ta,g) [°C] Article Number: 2010746 Category: chemical-physical testing material testing rubber & TPE Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation. |
Shipping at room temperature
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May 2027 | Add to cart | |
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DSC-analysis - Glass transition temperature ISO 11357-2 and ASTM D3418
Parameters (quantitative): Onset temperature [°C], Midpoint temperature [°C], Point of inflection temperature [°C], Glass transition temperature [°C] Article Number: 2010854 Category: chemical-physical testing material testing plastics (thermoplastics) Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation. |
Shipping at room temperature
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March 2027 | Add to cart | |
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DSC-analysis - Melting temperature and enthalpy ISO 11357-3 and ASTM D3418 (Mar.)
Parameters (quantitative): Melting peak temperature [°C], Enthalpy/Heat of fusion [J/g] Article Number: 2010743 Category: chemical-physical testing material testing plastics (thermoplastics) Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation. |
Shipping at room temperature
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March 2027 | Add to cart | |
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DSC-analysis - Melting temperature and enthalpy ISO 11357-3 and ASTM D3418 (Oct.)
Parameters (quantitative): Melting peak temperature [°C], Enthalpy/Heat of fusion [J/g] Article Number: 2010985 Category: chemical-physical testing material testing plastics (thermoplastics) Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation. |
Shipping at room temperature
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September 2026 | Add to cart | |
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DSC-analysis - Melting temperature and enthalpy ISO 11357-3 and ASTM D3418 (Oct.)
Article Number: 2010985 |
October 2027 | Add to cart | ||
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DSC-analysis - Oxidation Induction time (OIT) ISO 11357-6 and ASTM D3895
Parameters (quantitative): Oxidation Induction Time [215°C [min], Oxidation Induction Time [220°C [min] Article Number: 2010855 Category: chemical-physical testing material testing plastics (thermoplastics) Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation. |
Shipping at room temperature
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March 2027 | Add to cart | |
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DSC-Analysis - specific heat capacity ISO 11357-4
Parameters (quantitative): specific heat capacity 80°C [J/(g*K)], specific heat capacity 120°C [J/(g*K)] Article Number: 2010297 Category: chemical-physical testing material testing plastics (thermoplastics) Accreditation: This proficiency test is not included in the scope of the accreditation. |
Shipping at room temperature
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March 2027 | Add to cart | |
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Edible fat
Parameters (quantitative): iodine value [g iodine / 100 g fat], acid value [mg KOH/g fat], peroxide value [mEq active oxygen/kg], saponification value [mg KOH/g fat], free fatty acids [mg/100 g], p-anisidine value [AV], Refractive Index [nD], water content [g/100 g] Article Number: 2010710 Category: chemical-physical testing food and feed fats, oils and oilseeds Accreditation: This proficiency test is within the scope of the A2LA and the DAkkS accreditation. |
Refrigerated shipping
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September 2026 | Add to cart | |
1
Parameters with this label depend on the number of participants and/or the choice of materials.
Under certain circumstances, this parameter may not be available in the proficiency test.
Under certain circumstances, this parameter may not be available in the proficiency test.